baber/WOPTO huggingface dataset:
Patent WO-2019124863-A1 (WO)
Title: Composition containing schisandra chinensis leaf extract as active ingredient for prevention, improvement and treatment of atopic dermatitis
Inventor: KIM DONG SEON
IPC: A61K8/9789
Filed: 2018-12-12
Abstract: The present invention relates to a composition which contains  Schisandra chinensis  leaf extract as an active ingredient and is for preventing, improving, and treating atopic dermatitis.  Schisandra chinensis  extract, the active ingredient of the present invention, has an antihistamine effect in macrophages and mast cells, as well as a NO generation inhibition effect. In particular,  Schisandra chinensis  leaf extract has a superior antihistamine activity to  Schisandra chinensis  fruit and stem extract and reduces the amount of cytokine (TNF-α, IL-6) secreted in mast cells while also significantly reducing the amount of chemokine (TARC, RANTES) in human keratinocytes (HaCaT cells), and as such, the composition of the present invention can be utilized to good effect as a composition for prevention, improvement and treatment of atopic dermatitis.
Patent WO-2019124895-A1 (WO)
Title: Electronic device including contact member and manufacturing method of the same
Inventor: JUNG TAEHWA
IPC: G04G17/02
Filed: 2018-12-17
Abstract: According to certain embodiments of the present disclosure, an electronic device and manufacturing method are disclosed. The electronic device includes: a housing including a first face, a second face, and a side member surrounding a space defined between the first face and the second face, a support member within the housing such that a side face of the support member is oriented towards an inner wall of the side member, a circuit board mounted on one face of the support member, an electrically conductive plate mounted on a second face, and a contact member mounted on the support member to electrically couple at least a portion of the side member to the circuit board, wherein the contact member includes an end portion adjacent to the plate, and an end face of the end portion includes a width smaller than a width of another portion of the contact member.
Patent WO-2019125088-A1 (WO)
Inventor: HWANG WON-HO
IPC: C21B7/24
Filed: 2018-12-21
Abstract: 본 발명은, 고로에서 출선되는 용선의 공취 상태를 실시간으로 모니터링하여 고로 노내 상황을 판단할 수 있는 용선 공취 상태 모니터링 장치에 관한 것으로, 본 발명의 일 실시예에 따른 용선 공취 상태 모니터링 장치는 출선구의 용선의 온도 및 이미지를 측정하는 센서부, 상기 센서부에 의해 측정된 용선의 온도 및 이미지를 신호 처리하여 출선 용선의 공취를 측정하는 신호 처리부, 상기 신호 처리부에 의해 측정된 용선 위치에 따라 상기 센서부의 위치를 제어하는 제어부를 포함할 수 있다.
Patent WO-2019151685-A1 (WO)
Inventor: GONG IN-GU
IPC: A47C7/02
Filed: 2019-01-17
Abstract: 본 발명은 사용자가 앉은 자세에서 척추가 바르게 유지될 수 있으며, 척추교정구를 통해 사용자의 체형에 맞추어 척추를 교정할 수 있는 척추 교정구에 관한 것으로, 사용자가 앉을 수 있는 좌대부 및, 상기 좌대부의 상부 중앙에 착탈 가능하게 결합되며 사용자의 척추 꼬리뼈를 밀착되게 지지하여 사용자가 앉은 자세에서 척추가 바르게 유지되도록 척추를 교정하는 척추교정부를 포함한다.
Patent WO-2020222330-A1 (WO)
Inventor: KIM ANNA
IPC: G01S17/08
Filed: 2019-04-30
Abstract: The present invention relates to a cart having an automatic following function, the cart sensing the location and movement path of a user so as to be movable while following the user, and provides a cart equipped with various components optimized to exhibit optimal effects. According to the present invention, a battery is disposed on the front side of a main body so that the center of gravity is positioned forward, and thus the cart does not move backward even while traveling on an inclined moving walkway, thereby enabling user inconvenience to be prevented.
Patent WO-2019216704-A1 (WO)
Title: Method and apparatus for channel access in wireless communication system
Inventor: OH JINYOUNG
IPC: H04W74/08
Filed: 2019-05-10
Abstract: The present disclosure relates to a method for channel access and an apparatus for channel access in a wireless communication system. In the method according to one embodiment of the present disclosure, a terminal may receive, from a base station, configuration information on beams used in an unlicensed band and configuration information on sync signal block transmission, determine a threshold value used in a channel access procedure on the basis of the configuration information received from the base station, and transmit a signal through the unlicensed band according to whether the unlicensed band is idle on the basis of the determined threshold value.
Patent WO-2019225897-A1 (WO)
Title: Rf electrode structure for skin care treatment and handpiece for skin care treatment, comprising same
Inventor: KIM DONG SEOK
IPC: A61N1/32
Filed: 2019-05-13
Abstract: The present invention relates to an RF electrode structure for skin care treatment and a handpiece for skin care treatment, comprising same, the RF electrode structure allowing: an RF electrode body, which is positioned on the lower surface of an electrode support body, and an insulation film body, which covers the RF electrode body, to be separately replaced, thereby reducing maintenance and repair costs, eliminating hygiene problems during treatment, and significantly improving, during treatment, the satisfaction of a patient who is sensitive about hygiene; and the RF electrode body to be formed integrally with the lower surface of the electrode support body as a plating layer, thereby simplifying a manufacturing process and reducing manufacturing costs.
Patent WO-2019221540-A1 (WO)
Inventor: KIM JIN HWAN
IPC: E01C11/22
Filed: 2019-05-17
Abstract: 본 발명은 도로에 설치되어 빗물을 저장 및 배수하는 빗물 집수, 통수, 배수 경계장치에 관한 것으로, 양단이 개방되고 내부에 공간부가 형성되는 몸체와, 몸체의 일측에 관통 형성되는 빗물 유입구를 포함한다.
Patent WO-2020071615-A1 (WO)
Inventor: HONG KEY YONG
IPC: F03D1/02
Filed: 2019-06-19
Abstract: La présente invention concerne une éolienne en mer conçue pour réduire la charge de fatigue d'une éolienne selon un mode de réalisation qui comprend : une structure en mer ; une pluralité d'éoliennes installées sur la structure en mer, espacées à une distance prédéterminée l'une de l'autre et recevant de l'énergie fournie par le vent pour produire de l'énergie électrique ; et une unité de commande de turbine pour commander au moins l'un des mouvements de tangage et de lacet de la pluralité d'éoliennes.
Patent WO-2020045968-A1 (WO)
Inventor: CHOI JIN-HWEE
IPC: G01R31/12
Filed: 2019-08-27
Abstract: L'invention concerne un appareil et un procédé pour diagnostiquer un état d'isolation entre un bloc-batterie et une masse, et un bloc-batterie comprenant l'appareil. L'appareil comprend: un premier élément de résistance connecté électriquement entre une borne plus du bloc-batterie et la masse; et un circuit de commande. Le circuit de commande enregistre un courant circulant à travers un premier port de test en tant que premier courant de test pendant l'application simultanée d'une tension de haut niveau entre la borne plus et la masse. Un dispositif de commande diagnostique l'état d'isolation entre le bloc-batterie et la masse sur la base du premier courant de test.
Patent WO-2020101186-A1 (WO)
Title: Method, electronic device, and storage medium for providing recommendation service
Inventor: PARK KWANSU
IPC: H04M1/725
Filed: 2019-10-15
Abstract: An electronic device includes a housing, a communication module positioned inside the housing, a processor positioned inside the housing and operatively connected with the communication module, a sensor module operatively connected with the processor, and a memory positioned inside the housing and operatively connected with the communication module, the sensor module, and the processor. The memory stores instructions configured to, when executed, enable the processor to gather data related to a first user, send a request for a user group corresponding to a first category among a plurality of categories to an external server using the communication module, obtain the user group corresponding to the first category based on at least part of the data related to the first user from the external server using the communication module, and provide information about at least one second user in the obtained user group.
Patent WO-2020138670-A1 (WO)
Title: 생분해성 고분자 및 니티놀을 포함하는 스텐트 및 이의 제조방법
Inventor: CHO DONG WOO
IPC: A61F2/89
Filed: 2019-10-18
Abstract: 본 발명은 생분해성 고분자 및 니티놀을 포함하는 스텐트 및 이의 제조방법에 관한 것으로, 보다 구체적으로 일정한 간격으로 위치하도록 지그재그 형태의 니티놀(nitinol) 링을 형성하고 상기 니티놀 링에 생분해성 고분자로 코팅하여 제조되는 스텐트를 3D 프린팅으로 이용하여 제조하고, 상기 스텐트에서 상기 생분해성 고분자로 인해 일반 금속 스텐트와 비교하여 현저히 우수한 탄성력을 가지며, 굴곡성이 우수하여 무릎, 관절 등에 이용되게 용이하고, 사용자의 혈관 내에 삽입되고 나면 생분해성 고분자는 혈관 내에 함침(impregnation)되어 최소한의 두께로 제조되는 지그재그 형태의 제1스텐트만이 잔존하게 되어 혈관 내의 세포에 묻히게 되어 혈관 자극을 현저히 낮출 수 있는 생분해성 고분자 및 니티놀을 포함하는 스텐트 및 이의 제조방법에 관한 것이다.
Patent WO-2020085792-A1 (WO)
Title: 마찰부재 및 이를 포함하는 마스터실린더
Inventor: CHO JOO UN
IPC: F16F1/373
Filed: 2019-10-23
Abstract: 본 발명의 마찰부재 및 이를 포함하는 마스터실린더가 개시된다. 본 발명의 일 측면에 따르면, 내부에 보어가 형성되는 실린더몸체; 보어에 진퇴 가능하게 마련되며 일부가 실린더몸체로부터 돌출되게 마련되는 피스톤; 피스톤의 돌출된 부분을 감싸도록 마련되며 피스톤을 가압하기 위한 브레이크 페달과 연결된 인풋로드가 삽입되도록 관통공이 형성된 하우징; 하우징과 피스톤 사이에 마련되어 피스톤의 진퇴 시 피스톤과의 마찰력을 증대시키는 마찰부재; 및 피스톤과 연결되어 브레이크 페달에 반발력을 제공하는 페달 시뮬레이터;를 포함하는 마스터실린더가 제공될 수 있다.
Patent WO-2021080034-A1 (WO)
Title: Electronic device having 5g array antenna
Inventor: JUNG BYUNGWOON
IPC: H01Q1/24
Filed: 2019-10-24
Abstract: Provided is an electronic device having a 5G antenna module according to an embodiment. The antenna module comprises a parasitic patch antenna disposed on the upper part of a substrate and configured to emit a signal in a specific band. In addition, the antenna module may further comprise a plurality of ring-shaped patch antennas formed so as to surround the periphery of the parasitic patch antenna.
Patent WO-2020101328-A1 (WO)
Inventor: LEE YUN-TAE
IPC: G07C5/08
Filed: 2019-11-12
Abstract: Provided are a driving assistance system and method. The driving assistance system is for interfacing with an individual vehicle and includes: a camera system that generates image information about the surroundings of the vehicle; a vehicle controller that generates driving information about the vehicle; and a communication port. The driving assistance system includes a driving assistance terminal and/or mobile device that are/is connected to the communication port, acquire(s) image information and/or driving information by using the communication port, and execute(s) at least a portion of a travel program for the driving assistance terminal and/or mobile device on the basis of an image and/or driving information for controlling the vehicle with respect to one or more of auxiliary travels and/or autonomous operations of the vehicle through a control signal generated by the driving assistance terminal or the mobile device and provided to the vehicle.
Patent WO-2020106014-A1 (WO)
Inventor: LEE CHANGJOO
IPC: H01Q3/26
Filed: 2019-11-19
Abstract: The present invention relates to a PCB having an edge antenna, and a battery including the PCB having an edge antenna, wherein an antenna pattern is designed in an edge region of a PCB, and a beam pattern generated from the antenna pattern is generated in a lateral direction of the PCB rather than in a direction perpendicular to the antenna surface, thereby enabling surface-to-surface communication between large area battery packs that are adjacent to each other via the side surfaces thereof.
Patent WO-2020184898-A1 (WO)
Inventor: CHOI YONG JAE
IPC: A61H23/02
Filed: 2020-03-05
Abstract: A mask according to an embodiment comprises: a first substrate; a first wiring arranged on the first substrate; a plurality of piezoelectric elements arranged on the first wiring; a second wiring arranged on the piezoelectric elements; a second substrate arranged on the second wiring; a third wiring arranged on the first substrate and electrically insulated from the first wiring; and a plurality of light-emitting elements arranged between the first and second substrates and arranged on the third wiring, wherein the plurality of light- emitting elements are arranged in areas overlapping, in a vertical direction, areas between the piezoelectric elements.
Patent WO-2020209571-A1 (WO)
Title: Lens-attached flexible led strip light, device for manufacturing same, and method for manufacturing same
Inventor: SHIN JONG EUP
IPC: F21V31/00
Filed: 2020-04-07
Abstract: The present invention provides a lens-attached flexible led strip light comprising: a tray; a printed circuit board disposed inside the tray; an LED light source disposed on the upper part of the printed circuit board; a support disposed on the upper part of the printed circuit board in the periphery of the LED light source; a lens disposed on the upper part of the LED light source; a reflective cup surrounding the LED light source and the lens; and a filling material disposed on the upper part of the printed circuit board inside the tray, other than on the support and the part surrounded by the reflective cup.
Patent WO-2021221213-A1 (WO)
Inventor: LEE INCHUL
IPC: H04N21/81
Filed: 2020-04-29
Abstract: The present invention relates to an image display device and an operation method thereof. The image display device, according to one embodiment of the present invention, comprises: a display; a network interface unit for carrying out communication with an external server via a network; a broadcast receiving unit for receiving a broadcast signal; a storage unit; and a control unit. The control unit: receives a personalized advertisement signal including advertisement content via at least one among the network interface unit and the broadcast receiving unit; outputs the advertisement content through the full area of the display; receives a broadcast signal including broadcast content via at least one among the network interface unit and the broadcast receiving unit; calculates the ending time of the advertisement content; determines whether the starting time of the broadcast content is before the ending time of the advertisement content; and if the starting time of the broadcast content is before the ending time of the advertisement content, may output the broadcast content through a first area in the full area of the display and output the advertisement content through a second area in the full area of the display, starting from the starting time of the broadcast content. Other various embodiments are possible.
Patent WO-2020242093-A1 (WO)
Title: 양이온성 폴리머를 이용한 핵산추출장치 및 추출방법
Inventor: LEE HYUN YOUNG
IPC: C12M1/00
Filed: 2020-05-12
Abstract: 본 발명의 목적은 전자기기 또는 다른 기구 장치의 도움 없이 간편하고 신속하게 핵산을 분리할 수 있는 핵산추출장치 및 추출방법을 제공하기 위함이다. 본 발명은 양이온성 폴리머가 표면처리된 나노섬유, 및 내부에 상기 나노섬유가 삽입되며 혈액 시료를 흡입 및 배출할 수 있도록 상부 및 하부가 각각 돌출된 지지체를 포함하는 핵산정제 디스크; 입구가 상기 지지체의 상부와 연결되는 실린더, 및 피스톤을 포함하는 주사기; 및 일단이 상기 지지체의 하부와 연결되며, 타단을 통해 세척액 또는 용출 완충액을 상기 핵산정제 디스크로 전달하는 팁을 포함하는 양이온성 폴리머를 이용한 핵산추출장치를 제공한다.
Patent WO-2021235570-A1 (WO)
Title: Mobile terminal and control method for same
Inventor: PARK HYEONGKOO
IPC: G06F9/4401
Filed: 2020-05-20
Abstract: The present invention relates to a mobile terminal and a control method for same, and more specifically, provides a mobile terminal comprising: a wireless communication unit which communicates with a display device; a first display unit; and a control unit, wherein the control unit controls to generate a first input process and a second input process, and output a second input means, executed on the basis of the second input process, to a second display unit of the display device in response to receiving a first signal from the display device.
Patent WO-2021235580-A1 (WO)
Title: Pouched-type secondary battery packaging equipment
Inventor: KIM JINWOO
IPC: B29C65/00
Filed: 2020-05-22
Abstract: The present embodiment comprises: a pallet on which a cell assembly, in which a cell is accommodated inside a pouch, is placed; a pallet rail along which the pallet is guided; a marking printer which forms a mark on the cell assembly placed on the pallet; a mark reader which reads the mark generated by the marking printer; a first meter which measures a weight of the cell assembly; an injector which has an injection nozzle injecting an electrolyte into the pouch of the cell assembly; a second meter which measures a weight of the cell assembly having the electrolyte injected thereinto; and a sealing unit which seals the pouch and has a vacuum chamber into which the cell assembly is inserted.
Patent WO-2020251199-A1 (WO)
Title: 황-탄소 복합체, 이를 포함하는 리튬 이차전지용 양극 및 리튬 이차전지
Inventor: KIM SOOHYUN
IPC: H01M10/052
Filed: 2020-05-29
Abstract: 본 발명은 도펀트로 도핑된 싸이오펜계 고분자로 코팅된 다공성 탄소재; 및 상기 다공성 탄소재의 내부 및 표면 중 적어도 일부에 황을 포함하는 황-탄소 복합체, 이를 포함하는 리튬 이차전지용 양극 및 리튬 이차전지에 관한 것이다.
Patent WO-2021025369-A1 (WO)
Inventor: CHOI HYUN JUN
IPC: G06F3/0486
Filed: 2020-07-30
Abstract: Disclosed are a method, device, program and computer-readable recording medium for controlling interaction scroll in which a position in which scrolling stops is automatically redesignated every time the scrolling is executed such that an object is not scrolled to a size not intended by a user, and thus touch operations such as a tab input executed without excess scrolling of the object, a drag input and small flick input executed in order to move the object to an intended position and the like are minimized.
Patent WO-2021112529-A1 (WO)
Inventor: JO GEONHUI
IPC: D06F39/02
Filed: 2020-12-01
Abstract: Disclosed is a washing machine including a detergent supply device capable of preventing a detergent and water from overflowing to the outside of a detergent container. The washing machine includes a main body, a tub disposed in the main body, and a detergent supply device configured to supply a detergent to the tub and to receive water at a position lower than a level of the detergent contained in the detergent supply device, wherein the detergent supply device includes a first outlet configured to increase the time it takes for the detergent put in the detergent supply device to be discharged to the outside of the detergent supply device, and a second outlet configured to discharge the detergent put in the detergent supply device and water introduced into the detergent supply device through an inlet.
Patent WO-2021157842-A1 (WO)
Title: Aerosol generating device and operation method thereof
Inventor: LEE WON KYEONG
IPC: A24F40/60
Filed: 2020-12-11
Abstract: An aerosol generating device may include a heater configured to heat an aerosol generating material, a battery configured to supply power to the heater, and a controller. In addition, the aerosol generating device may further include a user input detection sensor configured to receive a user's input and a pressure detection sensor configured to sense pressure. The controller may, in response to the user's input being sensed by using the user input detection sensor, obtain an initial pressure sensing value by using the pressure detection sensor. In addition, the controller may determine a reference pressure value based on the initial pressure sensing value and determine whether a puff of the aerosol generating device has occurred based on the reference pressure value.
Patent WO-2022131413-A1 (WO)
Title: 다관절 암을 이용하는 돌봄용 서비스 로봇
Inventor: JANG SUNG TACK
IPC: B25J17/02
Filed: 2020-12-21
Abstract: 다관절 암을 이용하는 돌봄 서비스 로봇이 개시된다. 본 발명의 일 실시예에 따른 다관절 암을 이용하는 돌봄 서비스 로봇은 돌봄 대상에 대한 정보를 수집하는 정보 수집부, 상기 정보 수집부가 수집한 상기 정보에 기초하여, 상기 돌봄 대상의 상태를 판단하는 상태 판단부, 상기 돌봄 대상의 상태에 기초하여, 상기 돌봄 대상과 관련된 컨텐츠를 제공하는 컨텐츠 제공부, 상기 컨텐츠 제공부가 제공하는 상기 컨텐츠를 출력하는 디스플레이부, 복수의 관절부를 포함하고, 일단에는 상기 디스플레이부가 거치되는 암(Arm) 및 상기 돌봄 대상의 위치에 따라 상기 디스플레이부의 방향 또는 상기 디스플레이부와 상기 돌봄 대상과의 거리 중 하나 이상에 기초하여 상기 암의 동작을 제어하는 제어부를 포함한다.
Patent WO-2022075537-A1 (WO)
Inventor: PARK HYUNGHOON
IPC: H01F38/14
Filed: 2021-02-04
Abstract: La présente invention concerne un dispositif de charge pour des moyens de mobilité personnelle. Plus spécifiquement, la présente invention peut comprendre: des parties support ayant chacune une fente dans laquelle une roue des moyens de mobilité personnelle est reçue; une partie cadre reliant les parties support l'une à l'autre; une première unité de charge disposée dans la partie cadre pour générer un champ magnétique pour la charge sans fil vers les moyens de mobilité personnelle placées dans les parties support; et une seconde unité de charge montée sur les moyens de mobilité personnelle et convertissant le champ magnétique, reçu à travers la première unité de charge, en énergie pour charger une batterie disposée dans les moyens de mobilité personnelle.
Patent WO-2021194243-A1 (WO)
Title: 글루타메이트-시스테인 리가아제 변이체 및 이를 이용한 글루타치온 생산방법
Inventor: YANG EUN BIN
IPC: C12P21/02
Filed: 2021-03-24
Abstract: 본 출원은 신규한 글루타메이트-시스테인 리가아제 변이체 및 이를 이용한 글루타치온 생산방법에 관한 것이다.
Patent WO-2021230493-A1 (WO)
Title: Electronic device including display and camera
Inventor: SHIN SUNGYOUNG
IPC: G02B5/20
Filed: 2021-03-30
Abstract: Various embodiments of the disclosure relate to an electronic device including a display and a camera. The electronic device may include a camera overlapping the display and configured to photograph external light passing through the display, wherein the display may include: a colorless and transparent substrate, a pixel layer disposed in a first direction from the substrate and comprising organic light-emitting diode (OLED) type pixels, an organic encapsulation layer (e.g., thin film encapsulation (TFE)) disposed in the first direction from the pixel layer, and a color filter layer disposed in the first direction from the organic encapsulation layer, wherein the display may include: a first area overlapping at least a portion of the camera and a second area not overlapping the camera, wherein an arrangement density of a first group of pixels in the first area may be lower than an arrangement density of a second group of pixels in the second area, and wherein the color filter layer may include first color filters overlapping the pixels of the first group, second color filters overlapping the pixels of the second group, a black matrix disposed between the second color filters in the second area, and a transmission area disposed between the first color filters in the first area.
Patent WO-2021261738-A1 (WO)
Inventor: EOM TAEIN
IPC: F16H1/02
Filed: 2021-04-28
Abstract: Provided is a refrigerator having an improved door opening/closing structure. The refrigerator comprises: a housing; a door provided so as to be rotatable around a hinge shaft; and a door opening/closing device provided so as to open/close the door. The door opening/closing device comprises: a drive motor; a first gear which receives power from the drive motor; a second gear which is spaced apart from the first gear and transmits torque to the hinge shaft; a clutch gear which spins about a rotary shaft of the first gear and intermittently transmits the power of the first gear to the second gear; and a position detection sensor which detects the position of the clutch gear.
Patent WO-2021242039-A1 (WO)
Inventor: JANG SEONG KYU
IPC: H01L25/075
Filed: 2021-05-28
Abstract: LED 디스플레이 장치가 제공된다. 이 디스플레이 장치는, 회로 기판; 상기 회로 기판 상에 실장된 복수의 발광 소자들; 상기 발광 소자들 상부에 배치된 투명 기판; 및 상기 투명 기판과 발광 소자들 사이에 배치된 광 흡수층을 포함하되, 상기 광 흡수층은 상기 발광 소자들의 상부 영역 및 상기 발광 소자들 사이의 영역을 덮는다.
Patent WO-2021261948-A1 (WO)
Inventor: KIM MYUNG SOOK
IPC: A62B9/06
Filed: 2021-06-25
Abstract: The present invention relates to an oxygen generator having a cigarette shape and, more specifically, to an oxygen generator which has a cigarette shape and generates oxygen by using a chemical reaction of air supplied from the outside and solid oxygen tablets. To this end, the oxygen generator having a cigarette shape of the present invention comprises: a suction case into which external air is introduced through a centrally formed hole; a solid oxygen filter support member which has a column shape and consists of an inner wall and an outer wall spaced a predetermined distance apart from each other, the inner wall having openings, the outer wall having a closed structure, and the hole formed in the suction case being connected to the interior side of the inner wall; a solid oxygen filter which has a columnar shape and is inserted between the inner wall and the outer wall of the solid oxygen filter support member, and includes solid oxygen tablets; and a solid oxygen filter stopper which is fastened to the outer wall of the solid oxygen filter support member and has a hole connecting the solid oxygen filter and the outer wall of the solid oxygen filter support member.